Lake Navajo Water Database

Navajo Lake, San Juan River, Fly Fishing

Lake Navajo




Water Summary
Today is day 231 of 365 for water year 2026. We are 63% through the Water Year.
Last Reading: 6037.00 on Tuesday, May 19th, 2026
Lake Navajo was last within 3" of this elevation on May 18, 2026

Elevation & Content Water Inflow Data Navajo Dam Release Data
Lake Navajo is 48 feet below Full Pool (Elevation 6085.00 )

By content, Lake Navajo is 60.7% of Full Pool (1,696,000 af)
Total inflows for water year 2026: 347,261 acre feet

This is 75.79% of the average of 458,203 acre feet
Total releases for water year 2026: 167,294 acre feet

This is % of last year's release of 381,653 acre feet
During WY 2026, water storage has risen by 152,806 AF and total inflows have exceeded total outflows by 179,967 AF
Inflows for WY 2026 are 163.74% of WY 2025          Rivers feeding Lake Navajo are running at 27.50% of the avg. Click for Details

Lake Navajo is down -2.11 feet from one year ago.    Lake Navajo is down 0.19 feet from the high for water year.

View Acre Feet     Last 14 Measurements
Lake Navajo is up 0.49 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP
Tue, May 19, 2026
6037.00
0.05
1,029,430
759
450
73.0
44.6
Mon, May 18, 2026
6036.95
0.07
1,028,917
818
408
64.6
52.0
Sun, May 17, 2026
6036.88
0.09
1,028,198
888
376
76.8
56.8
Sat, May 16, 2026
6036.79
0.13
1,027,275
1089
371
82.9
56.4
Fri, May 15, 2026
6036.66
0.16
1,025,943
1277
369
81.5
51.8
Thu, May 14, 2026
6036.50
0.11
1,024,306
1004
392
79.5
54.5
Wed, May 13, 2026
6036.39
0.04
1,023,182
725
474
85.7
56.5
Tue, May 12, 2026
6036.35
0.01
1,022,773
620
524
86.2
52.3
Mon, May 11, 2026
6036.34
-0.02
1,022,671
501
560
81.7
52.1
Sun, May 10, 2026
6036.36
-0.01
1,022,875
572
580
77.5
50.9
Sat, May 09, 2026
6036.37
-0.07
1,022,977
324
641
80.4
52.5
Fri, May 08, 2026
6036.44
-0.07
1,023,692
320
638
79.3
47.5
Thu, May 07, 2026
6036.51
0.00
1,024,408
751
612
68.9
36.8
Wed, May 06, 2026
6036.51
0.00
1,024,408
645
523
62.6
45.5
Averages of List
6036.58
0.03
1,025,075
735.2
494.1
77.2
50.7

Averages for May 19th

AVERAGE TYPE ELEVATION CUR ELEV vs AVG FOR DATE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP
Since Filled (06-25-1973)
6056.79
-19.79
1,314,078
3327.02
1553.87
77.77
46.46
All-Time
6044.66
-7.66
1,207,456
3445.42
1434.47
77.77
46.46

Last 10 May 19th's data records

DATE MEASURED ELEVATION TODAY vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP
Mon, May 19, 2025
6039.11
-2.11
1,051,284
1595
391
57.5
40.8
Sun, May 19, 2024
6046.95
-9.95
1,136,286
2319
352
78.6
56.6
Fri, May 19, 2023
6060.80
-23.80
1,302,685
6936
23
80.8
55.6
Thu, May 19, 2022
6029.01
7.99
949,947
1671
290
88.0
48.0
Wed, May 19, 2021
6036.16
0.84
1,071,881
1816
327
83.0
44.0
Tue, May 19, 2020
6060.18
-23.18
1,350,088
2867
539
87.0
48.0
Sun, May 19, 2019
6050.71
-13.71
1,233,916
3586
411
n/a
n/a
Sat, May 19, 2018
6050.38
-13.38
1,230,022
1123
342
80.0
41.0
Fri, May 19, 2017
6077.30
-40.30
1,584,719
3074
4539
57.0
30.0
Thu, May 19, 2016
6074.94
-37.94
1,550,372
3010
1700
73.0
39.0
Averages of List
6052.72
-15.72
1,248,025
2727
972
77.4
47.5


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Measurements are taken at 11:59 pm of the date listed
Temperature data is from Navajo Dam, NM
CHANGE represents water elevation change from previous day

Units used in each measurement:
Elevation - Feet above sea level
Change - Feet difference over previous measurement
Content - Acre Feet
Inflow - Average Cubic Feet / Second over entire 24 hour period
Outflow - Average Cubic Feet / Second over entire 24 hour period
All Temps - Degrees Farhenheit
The Water Year runs from October 1 to September 30 of the next year
Acre Feet = 1.9835 * Flow CFS
TP = Total Precipitation



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Copyright Water-Data.com
Water data courtesy of US Bureau of Reclamation
The water year runs from Oct 1 - Sept 30
*Air temp data is sourced from (Prev 24 Hr Extremes):    Farmington, NM Weather
Water data sourced from: Lake Navajo Source Data
Weather forecast for Navajo Dam, NM
All data is provisional and subject to review and modification


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1999 - 2026



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Lake Navajo Water Database
Navajo Lake, San Juan River, Fly Fishing